title: Ambulatory pH measurements at the upper esophageal sphincter.
authors.affiliation: Department of Otorhinolaryngology and Head and Neck Surgery, Academic Medical Center, University of Amsterdam, The Netherlands.
authors.forename: C F
authors.initials: CF
authors.lastname: Smit
authors.forename: J
authors.initials: J
authors.lastname: Tan
authors.forename: P P
authors.initials: PP
authors.lastname: Devriese
authors.forename: L M
authors.initials: LM
authors.lastname: Mathus-Vliegen
authors.forename: M
authors.initials: M
authors.lastname: Brandsen
authors.forename: P F
authors.initials: PF
authors.lastname: Schouwenburg
mesh_terms: D000328:Adult; D004943:Esophagogastric Junction / Q000378:metabolism / Q000502:physiology; D004947:Esophagus / Q000378:metabolism / Q000502:physiology*; D005240:Feasibility Studies; D005260:Female; D005764:Gastroesophageal Reflux / Q000175:diagnosis; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D008365:Manometry; D018670:Monitoring, Ambulatory